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السجلات المعروضة 951 -- 960 من 995
A polyethylene glycol (PEG) – polyethersulfone (PES)/multi-walled carbon nanotubes (MWCNTs) polymer blend mixed matrix membrane for CO2/N2 separation
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Springer Science and Business Media B.V.
, 2021 , Article)
Recently, carbon capture utilizing membrane technology has received much attention to limit the adverse effect caused by rising carbon dioxide (CO2) concentration in the atmosphere as they are less energy intensive and ...
Particle swarm optimization and global sensitivity analysis for catalytic co-pyrolysis of Chlorella vulgaris and plastic waste mixtures
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Elsevier
, 2021 , Article)
This study investigated on the co-pyrolysis of microalgae Chlorella vulgaris and high-density polyethylene (HDPE) waste mixtures which was performed with three types of catalysts, namely limestone (LS), HZSM-5 zeolite, and ...
Policy borrowing and developing knowledge economies in GCC countries: a critique from a Human Capital Theory perspective
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Springer Science and Business Media B.V.
, 2021 , Article)
Globalization presents Gulf Cooperation Council (GCC) countries with opportunities for economic growth and transformation, as many of these nations face economic challenges such as the need for a diversified knowledge-based ...
Teachers’ Experiences and Challenges with Student Diversity in Qatar’s Government Schools
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Common Ground Research Networks
, 2021 , Article)
Globalization has changed the demographics of the Gulf Cooperation Countries (GCC) countries creating vastly diverse resident populations. Notably, Qatar has emerged as a multinational and multicultural nation. Qatar’s ...
Corrigendum to "Periprocedural Anticoagulation Management of Patients receiving Warfarin in Qatar: A Prospective Cohort Study". [Current Problems in Cardiology Volume 46, Issue 6, June 2021, 100816] (Current Problems in Cardiology (2021) 46(6), (S0146280621000311), (10.1016/j.cpcardiol.2021.100816))
(
Elsevier
, 2021 , Other)
Authors regret an affiliation was missed for Dr. Nabil Shallik in the original version. The affiliation "Faculty of Medicine, Tanta University, Tanta, Egypt" has now been added. And also the order of authors has been ...
Interactions between autonomous vehicles and pedestrians at unsignalized mid-block crosswalks considering occlusions by opposing vehicles
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Elsevier Ltd
, 2021 , Article)
Visibility can be identified as one of the critical determinants for the safety performance of autonomous vehicles (AVs) on unsignalized mid-block crosswalks (UMC), which may be significantly influenced by build-up environment ...
A novel agent-based framework for evaluating pedestrian safety at unsignalized mid-block crosswalks
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Elsevier Ltd
, 2021 , Article)
A critical safety problem in road networks is the conflicts on unsignalized crosswalks. Thus, a proactive approach to assess pedestrian safety performance is required. Simulating the microscopic road user behavior in a ...
Sensitive SO2 gas sensor utilizing Pt-doped graphene nanoribbon: First principles investigation
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Elsevier Ltd
, 2021 , Article)
The objective of this work is to seek a highly sensitive gas sensor for the detection of sulfur dioxide (SO2) by investigating the impacts of passivation as well as metal doping of armchair-edge graphene nanoribbon (AGNR) ...
Vulnerabilities and countermeasures in electrical substations
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Elsevier
, 2021 , Article)
The impending and continued threat of cyberattacks on modern utility grids has called for action from the different stakeholders of the electricity sector. This calls for a thorough investigation and review of the weaknesses ...
Effect of individually controlled personalized ventilation on cross-contamination due to respiratory activities
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Elsevier
, 2021 , Article)
While personalized ventilation (PV) has been integrated to enhance inhaled air quality, some studies showed that it can contribute to contaminants' transport indoors. This work investigates the effect of the individual ...